Vacuum cleaner



FIG. 1 is a front elevational view of a vacuum cleaner showing my new design;

FIG. 2 is a partial rear elevational view thereof;

FIG. 3 is a partial right side elevational view thereof, the left side being a mirror image thereto;

FIG. 4 is a partial top plan view thereof;

FIG. 5 is a right side view of the nozzle and hose shown separate from the vacuum cleaner for clarity of illustration; and,

FIG. 6 is a top plane view of the nozzle and hose shown separate from the vacuum cleaner for clarity of illustration. 

The ornamental design for a vacuum cleaner, as shown and described. 